National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Granby-Grand County Airport (KGNB)

Lat: 40.09°NLon: 105.92°WElev: 8207ft.

Fair

71°F

22°C

Humidity 35%
Wind Speed SE 3 mph
Barometer 30.36 in
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 14 Jul 7:35 pm MDT
Extended Forecast for

3 Miles WSW East Portal CO

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 10pm. Partly cloudy, with a low around 45. Southwest wind 9 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    Low: 45 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms, mainly after 1pm. Increasing clouds, with a high near 60. Breezy, with a west northwest wind 10 to 15 mph, with gusts as high as 23 mph.

    High: 60 °F

    Sunny then
    Chance
    T-storms and
    Breezy

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 44. West northwest wind around 10 mph becoming southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 30%.

    Low: 44 °F

    Chance
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: Showers and thunderstorms likely after noon. Partly sunny, with a high near 58. West wind 9 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.

    High: 58 °F

    Mostly Sunny
    then T-storms
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 42. West northwest wind 8 to 11 mph becoming south in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 50%.

    Low: 42 °F

    Chance
    T-storms then
    Mostly Clear

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 57.

    High: 57 °F

    Sunny then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 44.

    Low: 44 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: A chance of showers and thunderstorms after noon. Partly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Tonight
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 10pm. Partly cloudy, with a low around 45. Southwest wind 9 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Tuesday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Increasing clouds, with a high near 60. Breezy, with a west northwest wind 10 to 15 mph, with gusts as high as 23 mph.
Tuesday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 44. West northwest wind around 10 mph becoming southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 30%.
Wednesday
Showers and thunderstorms likely after noon. Partly sunny, with a high near 58. West wind 9 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Wednesday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 42. West northwest wind 8 to 11 mph becoming south in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 50%.
Thursday
A 50 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 57.
Thursday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 44.
Friday
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 58.
Friday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 43.
Saturday
Showers and thunderstorms likely after noon. Partly sunny, with a high near 57.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 43.
Sunday
Showers and thunderstorms likely. Partly sunny, with a high near 56.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 43.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 56.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW East Portal CO
 39.89°N 105.7°W (Elev. 11722 ft)
Last Update:
3:23 pm MDT Jul 14, 2025
Forecast Valid:
7pm MDT Jul 14, 2025-6pm MDT Jul 21, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation